sophr14 sophr14

30-10-2017
Mathematics

contestada

I need help on 4, 5, and 6

I need help on 4 5 and 6 class=

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mathstudent55 mathstudent55

30-10-2017

4. The LCD is 10 * 11 = 110

7/11 - 3/10 = 70/110 - 33/110 = 37/110

5. The LCD is 24

11/12 - 1/8 = 22/24 - 3/24 = 19/24

6. The LCD is 20

15/20 - 1/5 = 15/20 - 4/20 = 11/20

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